Detection of finger interruptions in silicon solar cells using photoluminescence imaging*

Project supported by the National Natural Science Foundation of China (Grant Nos. 61504139 and 61275040) and the Fund from the Chinese Academy of Sciences (Grant No. Y072051002).

Zhang Lei1, 2, †, Liang Peng1, 2, Zhu Hui-Shi1, 2, Han Pei-De1, 2, ‡
       

(color online) Images of PL at open circuit, EL, PL under current extraction for two samples with both finger interruption defects and recombination defects (see text for details).